Sardonyx and Actinolite Physical Properties

Sardonyx

Actinolite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.703.00

1 7.18

1.5 Fracture

Not Available

Uneven, UnevenArthur Thomas, Gemstones (2009), Splintery

1.6 Cleavage

Not Available

perfect along {110}.

1.7 Mohs Hardness

6.5-75-6

2 10

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

Ca 2(Mg,Fe) 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

Sardonyx and Actinolite Chemical Formula

While comparing Sardonyx and Actinolite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Sardonyx and Actinolite chemical formula.

Chemical formula of Sardonyx- SiO 2Ulrich Henn and Claudio C.
Chemical formula of Actinolite- Ca 2(Mg,Fe) 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

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Sardonyx and Actinolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sardonyx and Actinolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sardonyx and Actinolite Optical Properties during the identification of gemstone. Specific gravity of Sardonyx is 3.00 whereas that of Actinolite is 3.00.